CVE-2020-2883: Oracle WebLogic Server Unspecified Vulnerability

CVE-2020-2883 · Severity: critical · CVSS 9.8 · Exploited in the wild · Published 2025-01-07

An unspecified vulnerability in the Core component of Oracle WebLogic Server allows unauthenticated attackers with network access via the IIOP or T3 protocols to compromise the server. Successful exploitation can lead to a complete takeover of the affected Oracle WebLogic Server instance.

Technologies: Oracle WebLogic Server. Vendors: Oracle.

Quick answers

Is CVE-2020-2883 exploited in the wild?
Yes. CVE-2020-2883 is known to be exploited in the wild, first recorded on 7 January 2025. Treat it as urgent.
How severe is CVE-2020-2883?
Critical severity, with a CVSS score of 9.8, published 7 January 2025.
Which products and versions are affected?
Oracle WebLogic Server 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0.
Is there a fix for CVE-2020-2883?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2020-2883 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2020-2883?
Check whether you run Oracle WebLogic Server. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Oracle WebLogic Server 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0

Timeline

  • 2020-04-14: advisory: Initial Oracle Critical Patch Update (CPU) advisory published.
  • 2025-01-07: kev added: Added to CISA's Known Exploited Vulnerabilities (KEV) catalog.
  • 2025-01-07: disclosed: Vulnerability published on NVD.

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